chap 4, 5, and 6 Flashcards
primary cell type in connective tissue
fibroblasts
primary cell type in cartilage
the chondrocyte
primary cell type in bone
osteoblasts, osteoclasts, and chondrocytes
what are the four types of tissues?
epithelial, connective, muscle, and nervous
how can tissue be viewed under a microscope
fixed, sectioned, and stained
the epithelium
sheet of cells that covers body surfaces or cavities
two main forms of epithelial
covering and lining, glandular
main functions of the epithelial
protection, absorption, filtration, excretion, secretion, and sensory reception
5 characteristics of epithelial
polarity, specialized contacts, supported by connective tissues, avascular but innervated, regeneration
simple epithelia
single layer thick
stratified epithelia
two or more layers thick and involved in protection
squamous
flattened and scale- like
cuboidal
box- like, cube
columnar
tall, column- like
endocrine
internally secreting (ie: horomones). ductless